mirror of
https://github.com/DrKLO/Telegram.git
synced 2024-12-22 14:35:03 +01:00
468 lines
16 KiB
C++
468 lines
16 KiB
C++
#include "Manager.h"
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#include "rtc_base/byte_buffer.h"
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#include "StaticThreads.h"
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#include <fstream>
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namespace tgcalls {
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namespace {
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void dumpStatsLog(const FilePath &path, const CallStats &stats) {
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if (path.data.empty()) {
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return;
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}
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std::ofstream file;
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file.open(path.data);
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file << "{";
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file << "\"v\":\"" << 1 << "\"";
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file << ",";
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file << "\"codec\":\"" << stats.outgoingCodec << "\"";
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file << ",";
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file << "\"bitrate\":[";
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bool addComma = false;
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for (auto &it : stats.bitrateRecords) {
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if (addComma) {
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file << ",";
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}
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file << "{";
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file << "\"t\":\"" << it.timestamp << "\"";
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file << ",";
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file << "\"b\":\"" << it.bitrate << "\"";
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file << "}";
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addComma = true;
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}
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file << "]";
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file << ",";
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file << "\"network\":[";
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addComma = false;
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for (auto &it : stats.networkRecords) {
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if (addComma) {
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file << ",";
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}
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file << "{";
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file << "\"t\":\"" << it.timestamp << "\"";
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file << ",";
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file << "\"e\":\"" << (int)(it.endpointType) << "\"";
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file << ",";
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file << "\"w\":\"" << (it.isLowCost ? 1 : 0) << "\"";
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file << "}";
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addComma = true;
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}
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file << "]";
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file << "}";
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file.close();
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}
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} // namespace
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bool Manager::ResolvedNetworkStatus::operator==(const ResolvedNetworkStatus &rhs) const {
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if (rhs.isLowCost != isLowCost) {
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return false;
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}
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if (rhs.isLowDataRequested != isLowDataRequested) {
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return false;
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}
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return true;
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}
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bool Manager::ResolvedNetworkStatus::operator!=(const ResolvedNetworkStatus &rhs) const {
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return !(*this == rhs);
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}
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Manager::Manager(rtc::Thread *thread, Descriptor &&descriptor) :
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_thread(thread),
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_encryptionKey(descriptor.encryptionKey),
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_signaling(
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EncryptedConnection::Type::Signaling,
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_encryptionKey,
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[=](int delayMs, int cause) { sendSignalingAsync(delayMs, cause); }),
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_enableP2P(descriptor.config.enableP2P),
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_enableTCP(descriptor.config.allowTCP),
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_enableStunMarking(descriptor.config.enableStunMarking),
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_protocolVersion(descriptor.config.protocolVersion),
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_statsLogPath(descriptor.config.statsLogPath),
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_rtcServers(std::move(descriptor.rtcServers)),
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_proxy(std::move(descriptor.proxy)),
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_mediaDevicesConfig(std::move(descriptor.mediaDevicesConfig)),
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_videoCapture(std::move(descriptor.videoCapture)),
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_stateUpdated(std::move(descriptor.stateUpdated)),
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_remoteMediaStateUpdated(std::move(descriptor.remoteMediaStateUpdated)),
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_remoteBatteryLevelIsLowUpdated(std::move(descriptor.remoteBatteryLevelIsLowUpdated)),
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_remotePrefferedAspectRatioUpdated(std::move(descriptor.remotePrefferedAspectRatioUpdated)),
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_signalingDataEmitted(std::move(descriptor.signalingDataEmitted)),
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_signalBarsUpdated(std::move(descriptor.signalBarsUpdated)),
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_audioLevelUpdated(std::move(descriptor.audioLevelsUpdated)),
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_createAudioDeviceModule(std::move(descriptor.createAudioDeviceModule)),
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_enableHighBitrateVideo(descriptor.config.enableHighBitrateVideo),
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_dataSaving(descriptor.config.dataSaving),
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_platformContext(descriptor.platformContext) {
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assert(_thread->IsCurrent());
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assert(_stateUpdated != nullptr);
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assert(_signalingDataEmitted != nullptr);
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_preferredCodecs = descriptor.config.preferredVideoCodecs;
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_sendSignalingMessage = [=](const Message &message) {
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if (const auto prepared = _signaling.prepareForSending(message)) {
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_signalingDataEmitted(prepared->bytes);
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return prepared->counter;
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}
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return uint32_t(0);
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};
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_sendTransportMessage = [=](Message &&message) {
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_networkManager->perform([message = std::move(message)](NetworkManager *networkManager) {
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networkManager->sendMessage(message);
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});
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};
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}
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Manager::~Manager() {
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assert(_thread->IsCurrent());
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}
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void Manager::sendSignalingAsync(int delayMs, int cause) {
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auto task = [weak = std::weak_ptr<Manager>(shared_from_this()), cause] {
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const auto strong = weak.lock();
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if (!strong) {
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return;
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}
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if (const auto prepared = strong->_signaling.prepareForSendingService(cause)) {
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strong->_signalingDataEmitted(prepared->bytes);
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}
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};
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if (delayMs) {
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_thread->PostDelayedTask(std::move(task), webrtc::TimeDelta::Millis(delayMs));
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} else {
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_thread->PostTask(std::move(task));
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}
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}
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void Manager::start() {
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const auto weak = std::weak_ptr<Manager>(shared_from_this());
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const auto thread = _thread;
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const auto sendSignalingMessage = [=](Message &&message) {
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thread->PostTask([=, message = std::move(message)]() mutable {
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const auto strong = weak.lock();
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if (!strong) {
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return;
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}
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strong->_sendSignalingMessage(std::move(message));
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});
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};
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_networkManager.reset(new ThreadLocalObject<NetworkManager>(StaticThreads::getNetworkThread(), [weak, thread, sendSignalingMessage, encryptionKey = _encryptionKey, enableP2P = _enableP2P, enableTCP = _enableTCP, enableStunMarking = _enableStunMarking, rtcServers = _rtcServers, proxy = std::move(_proxy)] () mutable {
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return new NetworkManager(
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StaticThreads::getNetworkThread(),
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encryptionKey,
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enableP2P,
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enableTCP,
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enableStunMarking,
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rtcServers,
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std::move(proxy),
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[=](const NetworkManager::State &state) {
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thread->PostTask([=] {
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const auto strong = weak.lock();
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if (!strong) {
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return;
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}
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State mappedState;
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if (state.isFailed) {
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mappedState = State::Failed;
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} else {
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mappedState = state.isReadyToSendData
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? State::Established
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: State::Reconnecting;
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}
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bool isFirstConnection = false;
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if (state.isReadyToSendData) {
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if (!strong->_didConnectOnce) {
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strong->_didConnectOnce = true;
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isFirstConnection = true;
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}
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}
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strong->_state = mappedState;
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strong->_stateUpdated(mappedState);
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strong->_mediaManager->perform([=](MediaManager *mediaManager) {
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mediaManager->setIsConnected(state.isReadyToSendData);
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});
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if (isFirstConnection) {
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strong->sendInitialSignalingMessages();
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}
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});
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},
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[=](DecryptedMessage &&message) {
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thread->PostTask([=, message = std::move(message)]() mutable {
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if (const auto strong = weak.lock()) {
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strong->receiveMessage(std::move(message));
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}
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});
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},
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sendSignalingMessage,
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[=](int delayMs, int cause) {
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const auto task = [=] {
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if (const auto strong = weak.lock()) {
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strong->_networkManager->perform([=](NetworkManager *networkManager) {
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networkManager->sendTransportService(cause);
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});
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}
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};
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if (delayMs) {
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thread->PostDelayedTask(task, webrtc::TimeDelta::Millis(delayMs));
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} else {
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thread->PostTask(task);
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}
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});
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}));
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bool isOutgoing = _encryptionKey.isOutgoing;
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_mediaManager.reset(new ThreadLocalObject<MediaManager>(StaticThreads::getMediaThread(), [weak, isOutgoing, protocolVersion = _protocolVersion, thread, sendSignalingMessage, videoCapture = _videoCapture, mediaDevicesConfig = _mediaDevicesConfig, enableHighBitrateVideo = _enableHighBitrateVideo, signalBarsUpdated = _signalBarsUpdated, audioLevelsUpdated = _audioLevelUpdated, preferredCodecs = _preferredCodecs, createAudioDeviceModule = _createAudioDeviceModule, platformContext = _platformContext]() {
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return new MediaManager(
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StaticThreads::getMediaThread(),
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isOutgoing,
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protocolVersion,
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mediaDevicesConfig,
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videoCapture,
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sendSignalingMessage,
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[=](Message &&message) {
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thread->PostTask([=, message = std::move(message)]() mutable {
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const auto strong = weak.lock();
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if (!strong) {
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return;
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}
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strong->_sendTransportMessage(std::move(message));
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});
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},
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signalBarsUpdated,
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audioLevelsUpdated,
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createAudioDeviceModule,
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enableHighBitrateVideo,
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preferredCodecs,
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platformContext);
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}));
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_networkManager->perform([](NetworkManager *networkManager) {
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networkManager->start();
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});
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_mediaManager->perform([](MediaManager *mediaManager) {
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mediaManager->start();
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});
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}
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void Manager::receiveSignalingData(const std::vector<uint8_t> &data) {
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if (auto decrypted = _signaling.handleIncomingPacket((const char*)data.data(), data.size())) {
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receiveMessage(std::move(decrypted->main));
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for (auto &message : decrypted->additional) {
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receiveMessage(std::move(message));
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}
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}
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}
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void Manager::receiveMessage(DecryptedMessage &&message) {
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const auto data = &message.message.data;
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if (const auto candidatesList = absl::get_if<CandidatesListMessage>(data)) {
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_networkManager->perform([message = std::move(message)](NetworkManager *networkManager) mutable {
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networkManager->receiveSignalingMessage(std::move(message));
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});
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} else if (const auto videoFormats = absl::get_if<VideoFormatsMessage>(data)) {
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_mediaManager->perform([message = std::move(message)](MediaManager *mediaManager) mutable {
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mediaManager->receiveMessage(std::move(message));
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});
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} else if (const auto remoteMediaState = absl::get_if<RemoteMediaStateMessage>(data)) {
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if (_remoteMediaStateUpdated) {
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_remoteMediaStateUpdated(
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remoteMediaState->audio,
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remoteMediaState->video);
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}
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_mediaManager->perform([video = remoteMediaState->video](MediaManager *mediaManager) {
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mediaManager->remoteVideoStateUpdated(video);
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});
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} else if (const auto remoteBatteryLevelIsLow = absl::get_if<RemoteBatteryLevelIsLowMessage>(data)) {
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if (_remoteBatteryLevelIsLowUpdated) {
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_remoteBatteryLevelIsLowUpdated(remoteBatteryLevelIsLow->batteryLow);
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}
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} else if (const auto remoteNetworkStatus = absl::get_if<RemoteNetworkStatusMessage>(data)) {
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_remoteNetworkIsLowCost = remoteNetworkStatus->isLowCost;
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_remoteIsLowDataRequested = remoteNetworkStatus->isLowDataRequested;
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updateCurrentResolvedNetworkStatus();
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} else {
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if (const auto videoParameters = absl::get_if<VideoParametersMessage>(data)) {
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float value = ((float)videoParameters->aspectRatio) / 1000.0;
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if (_remotePrefferedAspectRatioUpdated) {
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_remotePrefferedAspectRatioUpdated(value);
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}
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}
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_mediaManager->perform([=, message = std::move(message)](MediaManager *mediaManager) mutable {
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mediaManager->receiveMessage(std::move(message));
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});
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}
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}
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void Manager::setVideoCapture(std::shared_ptr<VideoCaptureInterface> videoCapture) {
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assert(_didConnectOnce);
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if (_videoCapture == videoCapture) {
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return;
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}
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_videoCapture = videoCapture;
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_mediaManager->perform([videoCapture](MediaManager *mediaManager) {
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mediaManager->setSendVideo(videoCapture);
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});
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}
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void Manager::sendVideoDeviceUpdated() {
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_mediaManager->perform([](MediaManager *mediaManager) {
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mediaManager->sendVideoDeviceUpdated();
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});
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}
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void Manager::setRequestedVideoAspect(float aspect) {
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_mediaManager->perform([aspect](MediaManager *mediaManager) {
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mediaManager->setRequestedVideoAspect(aspect);
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});
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}
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void Manager::setMuteOutgoingAudio(bool mute) {
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_mediaManager->perform([mute](MediaManager *mediaManager) {
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mediaManager->setMuteOutgoingAudio(mute);
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});
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}
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void Manager::setIncomingVideoOutput(std::weak_ptr<rtc::VideoSinkInterface<webrtc::VideoFrame>> sink) {
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_mediaManager->perform([sink](MediaManager *mediaManager) {
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mediaManager->setIncomingVideoOutput(sink);
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});
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}
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void Manager::setIsLowBatteryLevel(bool isLowBatteryLevel) {
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_sendTransportMessage({ RemoteBatteryLevelIsLowMessage{ isLowBatteryLevel } });
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}
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void Manager::setIsLocalNetworkLowCost(bool isLocalNetworkLowCost) {
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if (isLocalNetworkLowCost != _localNetworkIsLowCost) {
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_networkManager->perform([isLocalNetworkLowCost](NetworkManager *networkManager) {
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networkManager->setIsLocalNetworkLowCost(isLocalNetworkLowCost);
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});
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_localNetworkIsLowCost = isLocalNetworkLowCost;
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updateCurrentResolvedNetworkStatus();
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}
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}
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void Manager::getNetworkStats(std::function<void (TrafficStats, CallStats)> completion) {
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_networkManager->perform([thread = _thread, weak = std::weak_ptr<Manager>(shared_from_this()), completion = std::move(completion), statsLogPath = _statsLogPath](NetworkManager *networkManager) {
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auto networkStats = networkManager->getNetworkStats();
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CallStats callStats;
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networkManager->fillCallStats(callStats);
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thread->PostTask([weak, networkStats, completion = std::move(completion), callStats = std::move(callStats), statsLogPath = statsLogPath] {
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const auto strong = weak.lock();
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if (!strong) {
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return;
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}
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strong->_mediaManager->perform([networkStats, completion = std::move(completion), callStatsValue = std::move(callStats), statsLogPath = statsLogPath](MediaManager *mediaManager) {
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CallStats callStats = std::move(callStatsValue);
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mediaManager->fillCallStats(callStats);
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dumpStatsLog(statsLogPath, callStats);
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completion(networkStats, callStats);
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});
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});
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});
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}
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void Manager::updateCurrentResolvedNetworkStatus() {
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bool localIsLowDataRequested = false;
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switch (_dataSaving) {
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case DataSaving::Never:
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localIsLowDataRequested = false;
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break;
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case DataSaving::Mobile:
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localIsLowDataRequested = !_localNetworkIsLowCost;
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break;
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case DataSaving::Always:
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localIsLowDataRequested = true;
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default:
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break;
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}
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ResolvedNetworkStatus localStatus;
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localStatus.isLowCost = _localNetworkIsLowCost;
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localStatus.isLowDataRequested = localIsLowDataRequested;
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if (!_currentResolvedLocalNetworkStatus.has_value() || *_currentResolvedLocalNetworkStatus != localStatus) {
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_currentResolvedLocalNetworkStatus = localStatus;
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switch (_protocolVersion) {
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case ProtocolVersion::V1:
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if (_didConnectOnce) {
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_sendTransportMessage({ RemoteNetworkStatusMessage{ localStatus.isLowCost, localStatus.isLowDataRequested } });
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}
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break;
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default:
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break;
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}
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}
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ResolvedNetworkStatus status;
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status.isLowCost = _localNetworkIsLowCost && _remoteNetworkIsLowCost;
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status.isLowDataRequested = localIsLowDataRequested || _remoteIsLowDataRequested;
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if (!_currentResolvedNetworkStatus.has_value() || *_currentResolvedNetworkStatus != status) {
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_currentResolvedNetworkStatus = status;
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_mediaManager->perform([status](MediaManager *mediaManager) {
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mediaManager->setNetworkParameters(status.isLowCost, status.isLowDataRequested);
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});
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}
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}
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void Manager::sendInitialSignalingMessages() {
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if (_currentResolvedLocalNetworkStatus.has_value()) {
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switch (_protocolVersion) {
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case ProtocolVersion::V1:
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_sendTransportMessage({ RemoteNetworkStatusMessage{ _currentResolvedLocalNetworkStatus->isLowCost, _currentResolvedLocalNetworkStatus->isLowDataRequested } });
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break;
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default:
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break;
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}
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}
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}
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void Manager::setAudioInputDevice(std::string id) {
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_mediaManager->perform([id](MediaManager *mediaManager) {
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mediaManager->setAudioInputDevice(id);
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});
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}
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void Manager::setAudioOutputDevice(std::string id) {
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_mediaManager->perform([id](MediaManager *mediaManager) {
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mediaManager->setAudioOutputDevice(id);
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});
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}
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void Manager::setInputVolume(float level) {
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_mediaManager->perform([level](MediaManager *mediaManager) {
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mediaManager->setInputVolume(level);
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});
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}
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void Manager::setOutputVolume(float level) {
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_mediaManager->perform([level](MediaManager *mediaManager) {
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mediaManager->setOutputVolume(level);
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});
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}
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void Manager::addExternalAudioSamples(std::vector<uint8_t> &&samples) {
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_mediaManager->perform([samples = std::move(samples)](MediaManager *mediaManager) mutable {
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mediaManager->addExternalAudioSamples(std::move(samples));
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});
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}
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} // namespace tgcalls
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